3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $oldValues = array(null, null, null); $result = array_reduce($oldValues, function ($carry, $item) { var_dump($item); return (null !== $carry ? $carry : $item); }); var_dump($result); if (!$result) { $oldValues = array(); } var_dump($oldValues);
Output for 5.3.0 - 7.1.0
NULL NULL NULL NULL array(0) { }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/m9fRL on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/m9fRL on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/m9fRL on line 4
Process exited with code 255.